Tested: Optimate III motorcycle battery charger review

BikeSocial’s very long-term test of the leading battery maintainer

Optimate TM-391 6amp Lithium Battery Charger

Antigravity Batteries OptiMate TM-485 Lithium 4-Bank Charger 0.8A

TecMate TM-151 Optimate 3+ Motorcycle Battery Charger TECTM-151

Battery Charger ? BMW Luxury Touring Community

The TecMate Optimate 4 features a weatherproof enclosure with built-in wall mounts, improved energy efficiency and cables good down to -40 degrees, the OptiMate 4 DUAL PROGRAM is ideally suited to all powersport vehicles especially those used on water and in the cold. Tested, proven and endorsed by numerous power sport vehicle OEs and users world-wide. Recommended for STD (with removable filler caps), sealed AGM (absorbed glass mat) & sealed GEL 12V lead-acid batteries up to 50Ah.

Optimate 4 CAN-Bus Motorcycle Battery Charger with BMW Plug

Get an accurate diagnosis bring it back to life and maintain those optimal levels with the CTEK Mus 4.3 Polar Charger. This charger doesn't fear the cold and neither should you. Designed to operate in as low as -22 degrees the CTEK Polar charger kicks into Snowflakemode and lives up to its name and your battery lives on. This charger not only brings batteries back from the dead but it also powers extends restores and maintains all lead-acid batteries.